<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <meta http-equiv="pragma" content="no-cache"/>
    <meta http-equiv="cache-control" content="no-cache"/>
    <meta http-equiv="Expires" content="0"/>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <script type="text/javascript">
        // json的定义
        var jsonObj = {
            "key1": 12,
            "key2": "abc",
            "key3": true,
            "key4": [11, "arr", false],
            "key5": {
                "key5_1": 551,
                "key5_2": "key5_2_value"
            },
            "key6": [{
                "key6_1_1": 6611,
                "key6_1_2": "key6_1_2_value"
            }, {
                "key6_2_1": 6621,
                "key6_2_2": "key6_2_2_value"
            }]
        };
        alert(jsonObj.key1);
        // json的访问
        // json对象转字符串
        // json字符串转json对象
    </script>
</head>
<body>

</body>
</html>